1# This shell script emits a C file. -*- C -*-
2# It does some substitutions.
3fragment <<EOF
4/* Copyright (C) 1991-2016 Free Software Foundation, Inc.
5
6   This file is part of the GNU Binutils.
7
8   This program is free software; you can redistribute it and/or modify
9   it under the terms of the GNU General Public License as published by
10   the Free Software Foundation; either version 3 of the License, or
11   (at your option) any later version.
12
13   This program is distributed in the hope that it will be useful,
14   but WITHOUT ANY WARRANTY; without even the implied warranty of
15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16   GNU General Public License for more details.
17
18   You should have received a copy of the GNU General Public License
19   along with this program; if not, write to the Free Software
20   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21   MA 02110-1301, USA.  */
22
23
24/* Emulate the Intel's port of  gld.  */
25
26#include "sysdep.h"
27#include "bfd.h"
28#include "libiberty.h"
29#include "bfdlink.h"
30
31#include "ld.h"
32#include "ldmisc.h"
33#include "ldmain.h"
34
35#include "ldexp.h"
36#include "ldlang.h"
37#include "ldfile.h"
38#include "ldemul.h"
39
40static void gld960_before_parse (void)
41{
42  char *env ;
43  env =  getenv("G960LIB");
44  if (env) {
45    ldfile_add_library_path(env, FALSE);
46  }
47  env = getenv("G960BASE");
48  if (env)
49    ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), FALSE);
50  ldfile_output_architecture = bfd_arch_i960;
51}
52
53static void
54gld960_set_output_arch (void)
55{
56  bfd_set_arch_mach (link_info.output_bfd,
57		     ldfile_output_architecture, bfd_mach_i960_core);
58}
59
60static char *
61gld960_choose_target (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
62{
63  char *from_outside = getenv(TARGET_ENVIRON);
64  output_filename = "b.out";
65
66  if (from_outside != (char *)NULL)
67    return from_outside;
68
69  return "b.out.little";
70}
71
72static char *
73gld960_get_script (int *isfile)
74EOF
75
76if test x"$COMPILE_IN" = xyes
77then
78# Scripts compiled in.
79
80# sed commands to quote an ld script as a C string.
81sc="-f stringify.sed"
82
83fragment <<EOF
84{
85  *isfile = 0;
86
87  if (bfd_link_relocatable (&link_info) && config.build_constructors)
88    return
89EOF
90sed $sc ldscripts/${EMULATION_NAME}.xu                 >> e${EMULATION_NAME}.c
91echo '  ; else if (bfd_link_relocatable (&link_info)) return' >> e${EMULATION_NAME}.c
92sed $sc ldscripts/${EMULATION_NAME}.xr                 >> e${EMULATION_NAME}.c
93echo '  ; else if (!config.text_read_only) return'     >> e${EMULATION_NAME}.c
94sed $sc ldscripts/${EMULATION_NAME}.xbn                >> e${EMULATION_NAME}.c
95echo '  ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
96sed $sc ldscripts/${EMULATION_NAME}.xn                 >> e${EMULATION_NAME}.c
97echo '  ; else return'                                 >> e${EMULATION_NAME}.c
98sed $sc ldscripts/${EMULATION_NAME}.x                  >> e${EMULATION_NAME}.c
99echo '; }'                                             >> e${EMULATION_NAME}.c
100
101else
102# Scripts read from the filesystem.
103
104fragment <<EOF
105{
106  *isfile = 1;
107
108  if (bfd_link_relocatable (&link_info) && config.build_constructors)
109    return "ldscripts/${EMULATION_NAME}.xu";
110  else if (bfd_link_relocatable (&link_info))
111    return "ldscripts/${EMULATION_NAME}.xr";
112  else if (!config.text_read_only)
113    return "ldscripts/${EMULATION_NAME}.xbn";
114  else if (!config.magic_demand_paged)
115    return "ldscripts/${EMULATION_NAME}.xn";
116  else
117    return "ldscripts/${EMULATION_NAME}.x";
118}
119EOF
120
121fi
122
123fragment <<EOF
124
125struct ld_emulation_xfer_struct ld_gld960_emulation =
126{
127  gld960_before_parse,
128  syslib_default,
129  hll_default,
130  after_parse_default,
131  after_open_default,
132  after_allocation_default,
133  gld960_set_output_arch,
134  gld960_choose_target,
135  before_allocation_default,
136  gld960_get_script,
137  "960",
138  "",
139  finish_default,
140  NULL,	/* create output section statements */
141  NULL,	/* open dynamic archive */
142  NULL,	/* place orphan */
143  NULL,	/* set symbols */
144  NULL,	/* parse args */
145  NULL,	/* add_options */
146  NULL,	/* handle_option */
147  NULL,	/* unrecognized file */
148  NULL,	/* list options */
149  NULL,	/* recognized file */
150  NULL,	/* find_potential_libraries */
151  NULL,	/* new_vers_pattern */
152  NULL	/* extra_map_file_text */
153};
154EOF
155